body{
	margin:0;
	padding:0;
	background-image: url(img/beijing1.jpg); 
	background-size:100% 100%;
	background-repeat:no-repeat;
}
.all{
	width: 100%;
	height: 580px;
}
.in{
	width: 462px;
	height: 365.5px;
    position: absolute;
    top: 18%;
    left: 52.8%;
	background-image: url(img/mamadong.gif);
	background-size: 100% 100%;
	background-position:-10px -10px;
	background-repeat:no-repeat;
}

